Conclusion


We have found our experience with the DFI UT P35-T2R quite pleasurable. The pre-release testing regimen used by DFI has obviously paid dividends in reducing general hardware and software incompatibility issues. DFI has been quick to respond to any concerns or questions that we have posed through a variety of means. We see good communication being pivotal to any form of success and it is always promising when manufacturers are willing to listen to the user base.

One looming subject has been the poor overclocking of Micron D9GKX based memory. It is now believed the P35 chipset itself is the weak link, rather than motherboard or even memory module PCB layout issues. Our own tests have revealed that these top-binned modules do seem to require additional voltage at just about any speed to remain stable - this goes for all P35 based motherboards.

Otherwise, the layout and performance of this board has been nearly perfect over the past few weeks. So much so, that we have little trouble in recommending this board to the enthusiast who is willing to get down and dirty with the BIOS in order to properly tune this board for exceptional performance results. The one potential flaw, or its Achilles' heel, is a price that nears $300 in most markets. This board will return performance that some would argue is worth its asking price; for us, the price is just a little over the top and is not for the faint of heart nor for people on a budget.

However, since this board was specifically designed for the upper echelon enthusiast market that typically has avid users who will overlook price in return for performance, AnandTech is pleased to present our Silver Editor's Choice to the DFI UT P35-T2R. This board, in our opinion, best represents the pinnacle of performance, stability, and features of what is currently achievable with the Intel P35 chipset. But more importantly, DFI made no qualms about the fact that this board was specifically targeted to the overclocking enthusiast and then succeeded in delivering a product to meet their needs. We congratulate DFI on holding true to their roots and taking a marketing gamble by delivering this motherboard to a limited audience, although we still believe the price could be improved and certainly their time to market although we understand DFI wanting to make sure the board is ready before shipment.

Logic aside, there has been a growing market for advanced BIOS overclocking functions over the last few years. Those who have been loyal to the DFI brand expect no less than a plethora of BIOS options and this board does deliver in that regard. As the benchmark test runs have shown, only those chasing crucial seconds or point advantages for outright benchmarking truly notice the difference of higher FSB speeds, though this does not appear to diminish the demand from users to see future products from DFI with similar performance based options. The added flexibility of manipulating BIOS settings to overcome strap change latency loss may well be paving the way for the next generation of processors and chipsets.

The latest DFI A05 beta BIOS has added support for 45nm CPUs. Of further interest still is that the default multipliers on some of the lower end quad-core CPUs will be locked at seven, demanding motherboards with high FSB potential to acquire the raw CPU speeds that the 45nm process should be capable of (if Intel does not speed bin the lower range heavily). Rest assured, we will need BIOS options to retain performance as FSB is scaled even higher.

With X38 based motherboards entering the market now, it would seem the long-term potential for enthusiast level P35 boards is diminished. However, we feel there is still plenty of life left in DFI's new toy, especially since overclocking on the latest X38 motherboards does not match the clocking ability of this motherboard at present. Over the next few months the FSB abilities of Intel's P35 chipset with upcoming CPUs will determine just how long this line of P35 motherboards will remain desirable.

Sub-Zero Cascade Cooling Results
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  • Acanthus - Thursday, October 18, 2007 - link

    Although all of the tweaking options provided are nice, it literally does no better than Asus P5K Deluxe or the Gigabyte P35-DQ6.

    Furthermore with X38 boards on the way, im not seeing a whole lot of incentive for this $300 motherboard.

    Just my $.02
  • retrospooty - Thursday, October 18, 2007 - link

    This board has hit 672mhz FSB, far FAR higher than any other other board ever, including early samples of X38. Not likely to be matched until the DFI X38 comes out.

    http://www.xtremesystems.org/forums/showthread.php...">http://www.xtremesystems.org/forums/showthread.php...

    This link shows it at 666mhz, I cant find the 672mhz one at the moment, but its on the same forum, by the same guy with the same golden CPU.
  • cmdrdredd - Thursday, October 18, 2007 - link

    Not usable 24/7

    WHO CARES!?
  • retrospooty - Thursday, October 18, 2007 - link

    Well, it still goes alot higher than the others you mentioned, it is absolutely the best overclocking motherboard available. - that was what I responded too, obviously its not the one for you.

  • Acanthus - Thursday, October 18, 2007 - link

    That is from the DFI labs... with a beta board... on supercooling...and volt mods... on a dual core CPU that doesnt stress the PWMs...

    Anandtechs results even using phase dont approach those results.
  • retrospooty - Friday, October 19, 2007 - link

    No, that is not from DFI labs, that is an independant dood, and CPU's that hit that high FSB are pretty rare.

    Whatever man, you can poo poo it all you want. It is the best OC mobo out there, and goes higher and takes it farther than any other. It may not be the one for you though.
  • Raja Gill - Thursday, October 18, 2007 - link

    You need to remember that this board was compared at stock settings, not OC'ed, things change up top...;), not to mention we could not get the board to crash..

    regards
    Raja





  • Acanthus - Thursday, October 18, 2007 - link

    Its the same chipset, its not going magically increase in a non-linear fashion.

    The P5K and DQ6 hit the same maximum overclock.
  • MadBoris - Thursday, October 18, 2007 - link

    It makes sense that article takes a different approach, customers of this board or tweakers in general, will really appreciate the fine details.

    Personally, in the last ten years I have gotten to a place where I am very comfortable not pushing for the last 100 - 300 mhz. The meager tangible return is not worth all the extra voltage or potential stability issues that often come up later in the life of the HW due to creep, dust, aging paste, etc. I get a nice stress test capable OC, then back it up a notch. I won't win any 3dmark awards that way though but am very satisfied with stability when a new product stresses HW in ways not stressed before.

    One thing for sure with this board, I wouldn't want to lose the CMOS, then have to remember all my settings after a year.

    Nice board and good article, $300 is too much though for a MB for me. It's definitely elite.
  • retrospooty - Thursday, October 18, 2007 - link

    Its alot of reading, but that is because the DFI is alot of motherboard. I have had it since it was first released and loving every minute of it. I have a C2D 6750 running at 8x500 fsb for a sweet 4 ghz on water at DDR2 1000 4-4-4-10 timing, man is it sweet.

    There are sooooo many bios tweaks to get better performance, or stability at high overclock - its definitely not for beginners... worth every penny of the $300 I spent.

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